I1-10ttf 



SOUNDING WIKK. 



DREDGING <!AULE. 



M . Down. 



1 Up. „„ M. 



r rn.fi. 



H. Down. 



Up. ___M. 















II 



























1011 



























200 



























8Q0 



























400 



























500 



























«00 



























700 



























H00 



























000 



























1000 



























1100 



























1000 



























L Mi ill 



























1400 



























moo 



























IftOO 



























1700 



























1800 



























1000 



























8000 



























.ji<h> 



























WOO 

















































































mo 



























9600 



























B700 





















































mo 



























71000 



























0100 

























3300 



























:i:«Ht 



























8400 



























:o.io 



























noon 



























WOO 



























:woo 



























mo 



























toon 



























4100 



























4800 



























4: tun 



























lino 



























■ir.no 



























4000 



























47U0 



























4600 



























-WOO 















